Curly Leaf Pondweed (Potamogeton crispus) – Restricted in Michigan

Leaves are dark green with wavy, serrated margins. Oblong, stiff translucent leaves have distinctly wavy edges with fine teeth and 3 main veins. This is a submersed weed with thick roots. It can reach up to 2 meters long, with the flowering spike growing above the water’s surface.